Home / 144,207.34-199,004.96-79,676.38

Finding the Fourth Proportional to 144,207.34, 199,004.96 and 79,676.38

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Solution

The fourth proportional to 144,207.34, 199,004.96 and 79,676.38 is: 109,952.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,207.34 : 199,004.96 = 79,676.38 : x
  2. Step 2: Convert to fraction form
    144,207.34/199,004.96 = 79,676.38/x
  3. Step 3: Cross multiply
    144,207.34x = 199,004.96 × 79,676.38
  4. Step 4: Simplify right side
    144,207.34x = 15,855,994,019.01
  5. Step 5: Solve for x
    x = 15,855,994,019.01/144,207.34
  6. Step 6: Final answer
    x = 109,952.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.